05.09.12 - With its daily supply of solar energy increasing, Opportunity has driven off the sunward-tilted outcrop where it spent its fifth Martian winter.
05.10.12 - NASA's Dawn spacecraft has provided researchers with the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation and kinship with terrestrial planets and Earth's moon.
05.10.12 - A new large and complex sunspot has appeared on the left side of the sun, that has produced several M-class flares, but no coronal mass ejections.
05.07.12 - NASA will host a news conference on Thursday, May 10, at 11 a.m. PDT (2 p.m. EDT) to present a new analysis of the giant asteroid Vesta using data from the agency's Dawn spacecraft.
05.04.12 - Hubble cannot look at the sun directly, so astronomers are planning to point the telescope at the Earth's moon, using it as a mirror to capture reflected sunlight that is filtered through Venus's atmosphere.
05.03.12 - A signature of lightning could be used to study atmospheres around other planets and shed light on how the solar system formed.
05.03.11 - A crater NASA's Mars rover Opportunity drove for years to reach is paying off with evidence about wet environments older than any recorded at sites the rover has seen before.
05.04.12 - Despite a bright moon, skywatchers can still see the 2012 Eta Aquarid meteor shower as it peaks on the night of May 5-6.
05.02.12 - NASA's Cassini spacecraft successfully flies by Saturn's moons Enceladus and Dione.
04.30.12 - During the last week of March, 2012, researchers from Goddard, Marshall, SWRI and Japan came together to test a key instrument for the Magnetospheric Multiscale Mission.